Home / Standards / GB/T 5637-2008 GB/T 5637-2008 Active Flared type — Adjustable elbow tee tube fitting 扩口式可调向端弯通三通管接头 Standard Type GBT ICS 21.060.60 CCS J15 Status 现行 Issue Date 2022-12-28 Implementation 2008-11-01 Responsible Dept N/A Drafting Unit N/A